Tanner Island (54°38′S 36°46′W / 54.633°S 36.767°W / -54.633; -36.767) is the westernmost and largest of the Pickersgill Islands, rising to 145m off the south coast of South Georgia. Named by United Kingdom Antarctic Place-Names Committee (UK-APC) for Dr. P. W. G. Tanner, a British Antarctic Survey (BAS) geologist who worked on the island during the 1975-76 field season.

• List of Antarctic and sub-Antarctic islands

 This article incorporates public domain material from "Tanner Island". Geographic Names Information System. United States Geological Survey.